/*
 * Copyright (c) 2011 Michael Nischt
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * Neither the name of the project's author nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */
package org.interaction3d.assembly.tools.shift.util;


import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.net.URI;

/**
 *
 * @author Michael Nischt
 */
public final class Path 
{
    public static String trunkObj(String name)
    {
        if(name.length() > 4)
        {            
            int index = name.length() - 4; 
            String last = name.substring(index).toLowerCase();
            if(last.equals(".obj"))
            {
                name = name.substring(0, index);
            }
        }
        return name;
    }
    
    public static String filename(String uri)
    {
        File file = file(uri);
        if(file.isDirectory())
        {
            return null;
        }
        return file.getName();
    }
    
    public static File file(String uri)
    {
        try
        {
            return new File(new URI(uri));
        }
        catch(Exception e)
        {
            return new File(uri);
        }
    }
    
    public static InputStream inputStream(String uri)
    {
        try
        {
            return URI.create(uri).toURL().openStream();
        }
        catch(Exception e)
        {
            try
            {
                return new FileInputStream(uri);
            }
            catch(Exception e2)
            {
                throw new RuntimeException(e);
            }
        }
    }    
    
    private Path() { /* static class */ }
}
